Question

The mean of four consecutive even numbers is 15.

The greatest of these numbers is ?

The least of these numbers is ?

Answer 1

x+ (x+2) + (x+4) + (x+6) =15

Answer 2

find the value of x.
x+6 is the greatest x is lowest

Answer 3

so 6 is the greatest and x is the lowest?

Answer 4

x+6 is the greatest...first u have to find the value of x

Answer 5

ok

Answer 6

and how do i do that

Answer 7

..by adding it all up to start with

Answer 8

ok

Answer 9

after that, subtract and divide ....

Answer 10

x+ (x+2) + (x+4) + (x+6) =15 <-------------------- so add all that up

Answer 11

the left side of the equals sgn ... yes

Answer 12

ok

Answer 13

and i see a slight typing error; the mean of 4 numbers is their sum divided by 4

Answer 14

\[\frac{x+x+2+x+4+x+6}{4}=15\]

Answer 15

i dont get it

Answer 16

i dont read minds sooo ....

Answer 17

Do you know what mean is?